Section, Pub. L. 106–65, div. C, title XXXII, § 3255, as added Pub. L. 111–84, div. C, title XXXI, § 3116(a), Oct. 28, 2009, 123 Stat. 2707; amended Pub. L. 111–383, div. C, title XXXI, § 3113(a), Jan. 7, 2011, 124 Stat. 4509; Pub. L. 112–239, div. C, title XXXI, § 3132(a)(2), Jan. 2, 2013, 126 Stat. 2185; Pub. L. 114–92, div. A, title X, § 1062(a), Nov. 25, 2015, 129 Stat. 988; Pub. L. 114–328, div. C, title XXXI, § 3137(c), Dec. 23, 2016, 130 Stat. 2771, related to Comptroller General assessment of adequacy of budget requests with respect to the modernization and refurbishment of the nuclear weapons stockpile.